David Alvarez
Software Development Engineer at Amazon
Mieres, Asturias, Spain
Summary
🤩
Rockstar🎓
Top SchoolDavid Alvarez is a seasoned Software Development Engineer with seven years of professional experience, currently building backend systems at Amazon from his base in Mieres, Asturias. His background spans deep Microsoft Exchange and Lync support and engineering roles, giving him a strong operational and customer-focused perspective on large-scale enterprise systems. At Amazon he contributes to the Corretto OpenJDK distributions, making low-level JVM and x86-focused changes that improve memory management, filesystem handling and cryptographic test integrations. This blend of systems-level coding and production support means he is comfortable navigating both assembly/VM internals and real-world reliability challenges. David combines hands-on implementation skills with a history of customer engagement and small-business leadership, having founded a .NET consultancy earlier in his career. He is actively maintaining and integrating upstream open-source updates, a sign of pragmatic engineering discipline and attention to long-term platform health.
7 years of coding experience
6 years of employment as a software developer
IngenierĂa TĂ©cnica en Informática de Sistemas, Still working on it, IngenierĂa TĂ©cnica en Informática de Sistemas, Still working on it at Universidad de Oviedo
Spanish, English
Github Skills (12)
javas10
assembly10
jvm10
java10
x8610
software-update9
version-control9
git9
integrate8
memory-management8
integrations8
filesystem7
Programming languages (10)
Github contributions (5)
corretto/corretto-8
Feb 2019 - Jan 2023
Amazon Corretto 8 is a no-cost, multi-platform, production-ready distribution of OpenJDK 8
Role in this project:
Back-end Developer
Back-end DeveloperContributions:9 releases, 8 reviews, 214 commits in 3 years 11 months
Contributions summary:David contributed to the Amazon Corretto 8 project through importing code from the upstream branch to the codebase. The commits include changes to internal project files, such as test scripts and source code relating to a variety of cryptographic operations. These changes indicate active participation in maintaining and integrating updates into the Java platform distribution.
correttoopenjdk
corretto/corretto-11
Nov 2018 - Oct 2022
Amazon Corretto 11 is a no-cost, multi-platform, production-ready distribution of OpenJDK 11
Role in this project:Back-end Developer
Back-end DeveloperContributions:6 releases, 5 reviews, 152 commits in 3 years 11 months
Contributions summary:David primarily worked on code related to the Java HotSpot Virtual Machine, Amazon Corretto 11. Their contributions focused on low-level code modifications, particularly around the x86 architecture, involving assembly code and instruction attributes. They also made changes related to the file system handling and memory management within the JVM. The user's work included importing updates from OpenJDK and improving file transfer performance.
correttoopenjdk
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